Silicon anode batteries are coming, and with them, a boost in battery life for anything that uses them. – Popular Mechanics

Lithium batteries are about to get a whole lot more powerful. Or cheaper, smaller, and maybe quicker to charge—take your pick. Next year, a company called Sila Nanotechnologies is rolling out its new silicon anode batteries, which replace the graphite in today’s batteries with precisely engineered (and tiny) silicon particles.